ILLUMINA, INC. — Director's Dealing 2015

May 15, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: ILLUMINA INC (ILMN)
CIK: 0001110803
Period of Report: 2015-05-14

Reporting Person: FLATLEY JAY T (Director, Chief Executive Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-05-14	Common Stock	M	25000	$33.795	Acquired	449996	Direct
2015-05-14	Common Stock	S	19039	$197.5271	Disposed	430957	Direct
2015-05-14	Common Stock	S	5131	$198.4503	Disposed	425826	Direct
2015-05-14	Common Stock	S	830	$198.9825	Disposed	424996	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-14	Non-qualified Stock Option (Right to Buy)	$33.795	M	25000	Disposed	2018-02-01	Common Stock (25000)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	6000	Indirect

Footnotes

F1: The sale was made pursuant to a 10b5-1 plan.

F2: Weighted average sale price representing 19,039 shares sold ranging from $196.94 to $197.92 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F3: Weighted average sale price representing 5,131 shares sold ranging from $197.97 to $198.85 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.

F4: Weighted average sale price representing 830 shares sold ranging from $198.98 to $199.05 per share. Number of shares sold at each separate price will be made available to the SEC staff, the issuer, or a security holder of the issuer upon request.